During testing of NITRITE level ::: Add RXSOL TK6 drop by drop , mixing with the stirring rod until For endpoint ORANGE to BLUE / GREENISH colour just appears / develop.
This reagent is part of RXSOL-62-5507-001 ( Complete Set ) ::: www.rxmarine.com/nitrite-test-kit
PROCEDURE for test ( STEP WISE ):
Each DROPS is equivalent to 50 PPM of NO2
CALCULATION : 50 X Number of DROPS of TK6